package org.myy.learn.hot.链表.环形链表;

public class ListNode {
    int val;
    ListNode next;
    public ListNode(){}
    public ListNode(int val){
        this.val = val;
        this.next = null;
    }
    public ListNode(int val, ListNode next){
        this.val = val;
        this.next = next;
    }

}
